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female gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation COULD SERVE

Regular verb: serve - served - served


Affirmation

Simple form
I could serve
you could serve
he could serve
we could serve
you could serve
they could serve
V-ing form
I could be serving
you could be serving
he could be serving
we could be serving
you could be serving
they could be serving
Perfect
I could have served
you could have served
he could have served
we could have served
you could have served
they could have served
V-ing perfect
I could have been serving
you could have been serving
he could have been serving
we could have been serving
you could have been serving
they could have been serving

Negation

Simple form
I could not serve
you could not serve
he could not serve
we could not serve
you could not serve
they could not serve
V-ing form
I could not be serving
you could not be serving
he could not be serving
we could not be serving
you could not be serving
they could not be serving
Perfect
I could not have served
you could not have served
he could not have served
we could not have served
you could not have served
they could not have served
V-ing perfect
I could not have been serving
you could not have been serving
he could not have been serving
we could not have been serving
you could not have been serving
they could not have been serving

Interrogative form

Simple form
could I serve?
could you serve?
could he serve?
could we serve?
could you serve?
could they serve?
V-ing form
could I be serving?
could you be serving?
could he be serving?
could we be serving?
could you be serving?
could they be serving?
Perfect
could I have served?
could you have served?
could he have served?
could we have served?
could you have served?
could they have served?
V-ing perfect
could I have been serving?
could you have been serving?
could he have been serving?
could we have been serving?
could you have been serving?
could they have been serving?

Interro-negative form

Simple form
could I not serve?
could you not serve?
could he not serve?
could we not serve?
could you not serve?
could they not serve?
V-ing form
could I not be serving?
could you not be serving?
could he not be serving?
could we not be serving?
could you not be serving?
could they not be serving?
Perfect
could I not have served?
could you not have served?
could he not have served?
could we not have served?
could you not have served?
could they not have served?
V-ing perfect
could I not have been serving?
could you not have been serving?
could he not have been serving?
could we not have been serving?
could you not have been serving?
could they not have been serving?